Gratiot St, Copper Harbor, MI Property Records

Keweenaw County property records for 33 addresses on Gratiot St, Copper Harbor, MI · Last verified August 2026

Gratiot St Highlights

Properties 33
Median Sale Price $280,000
Deeds and Mortgages on File 1
Median Price per Sqft $190
Owner Occupied 30%
Median Annual Tax Bill $2,366
Median Year Built 1973
Median Ownership Tenure 8 years

Properties on Gratiot St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

11 Gratiot St

1 ba · 2,520 sqft · 0.25 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,8172025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

12 Gratiot St

2 bd · 1 ba · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$38,000Dec 1994 $9582025 2 Names on Record AssessorUpdated Jul 2026

39 Gratiot St

1 ba · 1,620 sqft · 0.25 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$250,000Feb 2019 $3,8202025 1 Name on Record AssessorUpdated Jul 2026

73 Gratiot St

1 bd · 1.5 ba · 1,522 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$71,750Sep 2018 $3,6042025 1 Name on Record AssessorUpdated Jul 2026

84 Gratiot St

3 bd · 1 ba · 1,070 sqft · 0.33 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2019 $2,8932025 1 Name on Record AssessorUpdated Jul 2026

143 Gratiot St

3 bd · 1.5 ba · 1,600 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,250Mar 2015 $3,5072025 1 Name on Record AssessorUpdated Jul 2026

155 Gratiot St

3 bd · 2 ba · 693 sqft · 0.33 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$700,000May 2025 $2,3192025 1 Name on Record AssessorUpdated Aug 2026

174 Gratiot St

3 bd · 1 ba · 1,894 sqft · 1.31 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$900,000Nov 2021 $15,3492025 1 Name on Record AssessorUpdated Jul 2026

230 Gratiot St

1 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jul 2026

255 Gratiot St

5,921 sqft · 1.65 acres

Last Sale Tax Bill Prior Sale Owner Records
$25,5772025 1 Name on Record AssessorUpdated Jul 2026

260 Gratiot St

1 bd · 1 ba · 720 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$200,000Jan 2021 $1,8712025 1 Name on Record AssessorUpdated Jul 2026

346 Gratiot St

1 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jul 2026

426 Gratiot St

1 bd · 1.5 ba · 1,910 sqft · 0.169 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$130,000Jun 2015 $2,8612025 1 Name on Record AssessorUpdated Jul 2026

439 Gratiot St

2 bd · 2.5 ba · 2,286 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$61,100Apr 2018 $2,1012025 1 Name on Record AssessorUpdated Jul 2026

444 Gratiot St

4 bd · 1.5 ba · 1,858 sqft · 0.169 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$7082025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

512 Gratiot St

1 ba · 1,892 sqft · 0.73 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2019 $3,6052025 1 Name on Record AssessorUpdated Jul 2026

515 Gratiot St

1.5 ba · 1,292 sqft · 0.58 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$275,000May 2005 $7,3942025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

545 Gratiot St

1 ba · 1,547 sqft · 0.169 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jul 2026

562 Gratiot St, #35338

1 ba · 1,890 sqft · 1.31 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2019 $6,7442025 1 Name on Record AssessorUpdated Jul 2026

639 Gratiot St

1 ba · 2,447 sqft · 0.66 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$385,000Apr 2024 $2,5932025 1 Name on Record AssessorUpdated Jul 2026

715 Gratiot St

1 ba · 1,471 sqft · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Sep 2025 $2,3662025 Amount on Record Aug 2022 1 Name on Record AssessorUpdated Aug 2026

733 Gratiot St

1 ba · 480 sqft · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Mar 2016 $1,1692025 1 Name on Record AssessorUpdated Jul 2026

747 Gratiot St

1.5 ba · 2,088 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2021 $1,7942025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

761 Gratiot St

2 ba · 1,803 sqft · 0.169 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$9882025 1 Name on Record AssessorUpdated Jul 2026

783 Gratiot St

1,200 sqft · 0.169 acres

Last Sale Tax Bill Prior Sale Owner Records
$76,000Apr 2021 $7,0752025 1 Name on Record AssessorUpdated Jul 2026

818 Gratiot St

2 bd · 2 ba · 1,394 sqft · 0.33 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$67,500Nov 1994 $1,8462025 1 Name on Record AssessorUpdated Jul 2026

920 Gratiot St

1 ba · 225 sqft · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—May 2015 $1,3082025 1 Name on Record AssessorUpdated Jul 2026

971 Gratiot St, #M-26

2 ba · 640 sqft · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Apr 2018 $1,2082025 1 Name on Record AssessorUpdated Jul 2026

990 Gratiot St

1 ba · 544 sqft · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$220,000May 2015 $1,3292025 2 Names on Record AssessorUpdated Jul 2026

1025 Gratiot St

468 sqft · 0.33 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,4982025 2 Names on Record AssessorUpdated Jul 2026

1028 Gratiot St

1 bd · 1.5 ba · 2,097 sqft · 0.689 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$115,000Jul 2007 $2,4802025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

1083 Gratiot St

1 ba · 2,016 sqft · 0.38 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1996 $1,6932025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

gratiot Gratiot St

1 ba · 720 sqft · 0.33 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$165,000Jul 2000 $3,0122025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

Wildfire Risk on Gratiot St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesLow
this street's cells rank at the 39th percentile of exposed land nationally · 91st in Michigan
Wildfire LikelihoodLow — about 1 in 2,247 per year
ExposureDirect
1 of 4 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets